1 /* 2 * Copyright (c) 2025 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef AUDIO_PRIMARY_SOURCE_CLOCK_H 17 #define AUDIO_PRIMARY_SOURCE_CLOCK_H 18 19 #include "audio_source_clock.h" 20 21 namespace OHOS { 22 namespace AudioStandard { 23 24 class AudioCapturerSourceClock : public AudioSourceClock { 25 public: ~AudioCapturerSourceClock()26 ~AudioCapturerSourceClock() override {} 27 uint64_t GetTimestamp(uint32_t positionInc) final; 28 void CheckAndResetTimestamp(uint64_t ×tamp, uint32_t positionInc); 29 30 uint32_t GetFrameCnt() const; 31 void Reset(); 32 void SetFirstTimestampFromHdi(uint64_t hdiTimestamp); 33 private: 34 uint32_t frameCnt_ = 0; 35 uint64_t firstTimeStamp_ = 0; 36 uint64_t lastTs_ = 0; 37 bool isGetTimeStampFromSystemClock_ = false; 38 }; 39 40 } // namespace AudioStandard 41 } // namespace OHOS 42 43 #endif // AUDIO_PRIMARY_SOURCE_CLOCK_H 44